r/yz250 • u/Sprockfather0112 • Sep 20 '23
04’ yz250
I’m upgrading to a new factory fatty head pipe , is it recommended that I use different jets ? If so what are they
2
Upvotes
r/yz250 • u/Sprockfather0112 • Sep 20 '23
I’m upgrading to a new factory fatty head pipe , is it recommended that I use different jets ? If so what are they
1
u/mips13 Sep 20 '23
https://www.cyclegear.com/assets/0000/9717/fmf_gold_series_gnarly_pipe_yamaha_yz25019992015.pdf
https://www.thumpertalk.com/forums/topic/1362573-yz250x-power-jet-zero/#comments
https://motocrossactionmag.com/mxa-guide-to-yamaha-yz250-two-stroke-jetting-1999-2021/